1 EXHIBIT 21 SUBSIDIARIES OF ALLERGAN, INC. A DELAWARE CORPORATION PLACE OF INCORPORATION NAME OF SUBSIDIARY OR ORGANIZATION ------------------ ---------------------- Allergan S.A.I.C. y F. Argentina ALLERGAN-LOA S.A. Argentina Cosmo S.A. Argentina Lorsen S.A. Argentina Allergan Australia Pty. Ltd. Australia Allergan Holdings Pty. Ltd. Australia Amawind Pty. Limited Australia Allergan Warenvertriebsgesellschaft MbH Austria Allergan NV/SA Belgium Optical Micro Systems Europe N.V. Belgium Allergan-Lok Produtos Farmaceuticos Ltda. Brazil Allergan Inc. Canada Allergan Laboratorios Limitada Chile Allergan de Colombia S.A. Colombia Allergan ApS Denmark Allergan France S.A. France Allergan Sophia S.A. France Pharm-Allergan GmbH Germany Allergan Optical GmbH Germany Allergan Asia Limited Hong Kong Allergan Botox Limited Ireland Allergan Ireland (Sales) Limited Ireland CrownPharma Limited Ireland Allergan S.p.A. Italy Allergan K.K. Japan Allergan Hydron K.K. Japan Allergan Afrasia Limited Malta Allergan S.A. de C.V. Mexico Laboratoires Allergan Dulcis S.A.M. Monaco Pharmac, S.A.M. Monaco Allergan BV Netherlands Allergan New Zealand Limited New Zealand Allergan A/S Norway Allergan Pakistan (Private) Limited Pakistan Allergan Inter America, S.A. Panama Allergan Pharmaceuticals (Ireland) Ltd., Inc. Panama Allergan Pte., Ltd. Singapore Allergan South Africa (Pty.) Ltd. South Africa Allergan Pharmaceuticals (Pty.) Ltd. South Africa Allergan S.A.E. Spain Corlens S.A. Spain Allergan Norden AB Sweden Allergan AG Switzerland Allergan Optik Mamulleri Ve Ticaret Limited Sirketi Turkey Allergan Limited United Kingdom Allergan Holdings Limited United Kingdom Allergan Farnborough Limited United Kingdom 2 Allergan Research Centre Ltd. United Kingdom AMO Puerto Rico, Inc. United States/CA Allergan Medical Optics United States/CA Herbert Laboratories United States/CA Allergan America, Inc. United States/DE Allergan Optical Inc. United States/DE Allergan Puerto Rico, Inc. United States/DE Allergan Retinoid Corporation United States/DE Pacific Pharma Inc. United States/DE Allergan Holdings, Inc. United States/DE AMO Holdings, Inc. United States/DE Optical Micro Systems, Inc. United States/DE Allergan International Limited U.S. Virgin Islands Allergan de Venezuela, S.A. Venezuela